por Rydberg, Jan [editor] | Musikas, Claude [editor] | Choppin, Gregory R [editor].
por International Solvent Extraction Conference (1990 : Kyoto, Japon) | Sekine, Tatsuya, 1932- [editor] | Kusakabe, Satoshi, 1941- [editor].
por Aguilar Sanjuan, Manuel, 1943- [editor] | Cortina, Jose Luis, 1964- [editor].